<template>
  <div class="app-container">
    <el-form :model="queryParams" ref="queryForm" size="small" :inline="true" v-show="showSearch" label-width="68px">
      <el-form-item label="商品名称" prop="name">
        <el-input
          v-model="queryParams.name"
          placeholder="请输入商品名称"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item label="商品价格 分" prop="price">
        <el-input
          v-model="queryParams.price"
          placeholder="请输入商品价格 分"
          clearable
          @keyup.enter.native="handleQuery"
        />
      </el-form-item>
      <el-form-item>
        <el-button type="primary" icon="el-icon-search" size="mini" @click="handleQuery">搜索</el-button>
        <el-button icon="el-icon-refresh" size="mini" @click="resetQuery">重置</el-button>
      </el-form-item>
    </el-form>

    <el-row :gutter="10" class="mb8">
      <el-col :span="1.5">
        <el-button
          type="primary"
          plain
          icon="el-icon-plus"
          size="mini"
          @click="handleAdd"
          v-hasPermi="['debao:goods:add']"
        >新增
        </el-button>
      </el-col>
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="goodsList" @selection-change="handleSelectionChange">
      <el-table-column label="商品名称" align="center" prop="name"/>
      <el-table-column label="商品图片 多图 ,分隔" align="center" prop="images">
        <template slot-scope="scope">
          <image-preview :src="scope.row.images" :width="80" :height="80"/>
        </template>
      </el-table-column>
      <el-table-column label="商品价格" align="center">
        <template slot-scope="scope">
          <span>{{scope.row.price/100}}</span>
        </template>
      </el-table-column>
      <el-table-column label="已购买数量" align="center" prop="buy"/>
      <el-table-column label="商品类型" align="center" prop="category"/>
      <el-table-column label="商品状态" align="center" prop="status">
        <template slot-scope="scope">
          <el-switch :width="34" v-model="scope.row.status" @change="changStatus($event, scope.row)">
          </el-switch>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createAt" width="180">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createAt, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
            size="mini"
            type="text"
            icon="el-icon-edit"
            @click="handleUpdate(scope.row)"
            v-hasPermi="['debao:goods:edit']"
          >修改
          </el-button>
          <el-button
            size="mini"
            type="text"
            icon="el-icon-delete"
            @click="handleDelete(scope.row)"
            v-hasPermi="['debao:goods:remove']"
          >删除
          </el-button>
        </template>
      </el-table-column>
    </el-table>

    <pagination
      v-show="total>0"
      :total="total"
      :page.sync="queryParams.pageNum"
      :limit.sync="queryParams.pageSize"
      @pagination="getList"
    />

    <!-- 添加或修改商品对话框 -->
    <el-dialog :title="title" :visible.sync="open" width="800px" append-to-body :close-on-click-modal="false">
      <el-form ref="form" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="商品名称" prop="name">
          <el-input v-model="form.name" placeholder="请输入商品名称"/>
        </el-form-item>
        <el-form-item label="商品图片" prop="images">
          <image-upload v-model="form.images"></image-upload>
        </el-form-item>
        <el-form-item label="商品价格" prop="price">
          <el-input v-model="form.price" placeholder="请输入商品价格元"/>
        </el-form-item>
        <el-form-item label="商品详情" prop="desc">
          <editor v-model="form.desc" :min-height="192"/>
        </el-form-item>
        <el-form-item label="商品类型" prop="desc">
          <el-select v-model="form.category" placeholder="请选择商品类型">
            <el-option
              v-for="item in goodsOptions"
              :key="item.value"
              :label="item.label"
              :value="item.value"
            >
            </el-option>
          </el-select>
        </el-form-item>
      </el-form>
      <div slot="footer" class="dialog-footer">
        <el-button type="primary" @click="submitForm">确 定</el-button>
        <el-button @click="cancel">取 消</el-button>
      </div>
    </el-dialog>
  </div>
</template>

<script>
import { listGoods, getGoods, delGoods, addGoods, updateGoods, upStatus } from '@/api/debao/goods'

export default {
  name: 'Goods',
  data() {
    return {
      // 遮罩层
      loading: true,
      // 选中数组
      ids: [],
      // 非单个禁用
      single: true,
      // 非多个禁用
      multiple: true,
      // 显示搜索条件
      showSearch: true,
      // 总条数
      total: 0,
      // 商品表格数据
      goodsList: [],
      // 弹出层标题
      title: '',
      // 是否显示弹出层
      open: false,
      // 查询参数
      queryParams: {
        pageNum: 1,
        pageSize: 10,
        name: null,
        images: null,
        price: null,
        desc: null,
        createAt: null,
        status: null,
        buy: null
      },
      // 表单参数
      form: {},
      // 表单校验
      rules: {
        name: [
          { required: true, message: '商品名称不能为空', trigger: 'blur' }
        ],
        images: [
          { required: true, message: '商品图片 多图 ,分隔不能为空', trigger: 'blur' }
        ],
        price: [
          { required: true, message: '商品价格 分不能为空', trigger: 'blur' }
        ],
        desc: [
          { required: true, message: '商品详情不能为空', trigger: 'blur' }
        ],
        category: [
          { required: true, message: '商品类型不能为空', trigger: 'blur' }
        ]
      },
      goodsOptions: [{
        value: '日用品',
        label: '日用品'
      }, {
        value: '乒乓球',
        label: '乒乓球'
      }, {
        value: '运动',
        label: '运动'
      }, {
        value: '健身',
        label: '健身'
      }]
    }
  },
  created() {
    this.getList()
  },
  methods: {
    /** 查询商品列表 */
    getList() {
      this.loading = true
      listGoods(this.queryParams).then(response => {
        this.goodsList = response.rows.map(s => {
          s.status = s.status === 1 ? true : false
          return s
        })
        this.total = response.total
        this.loading = false
      })
    },
    /**
     * 上下线商品
     */
    changStatus(e, row) {
      upStatus({
        id: row.id,
        status: e ? 1 : -1
      }).then(res => {
        this.$modal.msgSuccess('更新成功')
      })
    },
    // 取消按钮
    cancel() {
      this.open = false
      this.reset()
    },
    // 表单重置
    reset() {
      this.form = {
        id: null,
        name: null,
        images: null,
        price: null,
        desc: null,
        createAt: null,
        status: null,
        buy: null
      }
      this.resetForm('form')
    },
    /** 搜索按钮操作 */
    handleQuery() {
      this.queryParams.pageNum = 1
      this.getList()
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.resetForm('queryForm')
      this.handleQuery()
    },
    // 多选框选中数据
    handleSelectionChange(selection) {
      this.ids = selection.map(item => item.id)
      this.single = selection.length !== 1
      this.multiple = !selection.length
    },
    /** 新增按钮操作 */
    handleAdd() {
      this.reset()
      this.open = true
      this.title = '添加商品'
    },
    /** 修改按钮操作 */
    handleUpdate(row) {
      this.reset()
      const id = row.id || this.ids
      getGoods(id).then(response => {
        this.form = response.data
        this.form.price =this.form.price/100
        this.open = true
        this.title = '修改商品'
      })
    },
    /** 提交按钮 */
    submitForm() {
      this.$refs['form'].validate(valid => {
        if (valid) {
          this.form.price=this.form.price * 100
          if (this.form.id != null) {
            updateGoods(this.form).then(response => {
              this.$modal.msgSuccess('修改成功')
              this.open = false
              this.getList()
            })
          } else {
            addGoods(this.form).then(response => {
              this.$modal.msgSuccess('新增成功')
              this.open = false
              this.getList()
            })
          }
        }
      })
    },
    /** 删除按钮操作 */
    handleDelete(row) {
      const ids = row.id || this.ids
      this.$modal.confirm('是否确认删除商品编号为"' + ids + '"的数据项？').then(function() {
        return delGoods(ids)
      }).then(() => {
        this.getList()
        this.$modal.msgSuccess('删除成功')
      }).catch(() => {
      })
    },
    /** 导出按钮操作 */
    handleExport() {
      this.download('debao/goods/export', {
        ...this.queryParams
      }, `goods_${new Date().getTime()}.xlsx`)
    }
  }
}
</script>
